Debt - Schedule of Maturities of Long-term Debt (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013
Debt Disclosure [Abstract]
2014	$ 3,033
2015	15,930
2016	17,259
2017	16,668
2018	4,159
Total minimum payments	57,049
Less amount representing interest	(27,049)
Total long-term debt	30,000
Less current portion	0
Long-term portion	$ 30,000